Patents by Inventor Arther LAUER

Arther LAUER has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Dust collection box
    Patent number: 11627863
    Abstract: A dust collection box for a dust extractor includes first and second air inlet chambers, an air inlet aperture through which air is drawn into the first air inlet chamber, an air outlet aperture through which air is dawn out of the second air outlet chamber, an air intermediate chamber formed in the housing, and a filter mounted within the housing. The filter includes a first part through which air passes from the air inlet chamber to the air outlet chamber, and a second part through which air passes from the air inlet chamber to the air intermediate chamber. An ambient air aperture is formed in the wall of the housing. A valve disposed proximate the ambient air aperture is switchable to connect the air intermediate chamber to only one of the air outlet chamber or the ambient air aperture.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: April 18, 2023
    Assignee: Black & Decker Inc.
    Inventors: Uwe Nemetz, Klaus-Dieter Arich, Martin Herbst, Arther Lauer
  • DUST COLLECTION BOX
    Publication number: 20180199794
    Abstract: A dust collection box for a dust extractor includes first and second air inlet chambers, an air inlet aperture through which air is drawn into the first air inlet chamber, an air outlet aperture through which air is dawn out of the second air outlet chamber, an air intermediate chamber formed in the housing, and a filter mounted within the housing. The filter includes a first part through which air passes from the air inlet chamber to the air outlet chamber, and a second part through which air passes from the air inlet chamber to the air intermediate chamber. An ambient air aperture is formed in the wall of the housing. A valve disposed proximate the ambient air aperture is switchable to connect the air intermediate chamber to only one of the air outlet chamber or the ambient air aperture.
    Type: Application
    Filed: January 12, 2018
    Publication date: July 19, 2018
    Inventors: Uwe NEMETZ, Klaus-Dieter ARICH, Martin HERBST, Arther LAUER